Groundwork

backend/src/.env.example

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+PORT=3000
+MONGODB_URI=

backend/src/getUserId.ts

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+export default async function getUserId(token: string, authProvider: string) {
+  switch (authProvider) {
+    case 'yandex':
+      return getYandexUserId(token);
+  }
+}
+
+async function getYandexUserId(token: string) {
+  const baseUrl = 'https://login.yandex.ru/info';
+  const response = await fetch(baseUrl, {
+    headers: {
+      Authorization: `OAuth ${token}`
+    }
+  })
+  return (await response.json()).id;
+}

backend/src/index.ts

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+import { config } from "https://deno.land/x/dotenv@v3.2.0/mod.ts";
+import { Application } from "https://deno.land/x/oak@v10.5.1/mod.ts";
+import { oakCors } from "https://deno.land/x/cors@v1.2.2/mod.ts";
+
+import routes from './routes.ts'
+
+const app = new Application();
+app.use(oakCors({
+  origin: 'http://localhost:8080',
+  credentials: true
+}));
+app.use(routes.routes());
+app.use(routes.allowedMethods());
+
+console.log(`👂 on port ${Number(config().PORT)}`);
+await app.listen({ port: Number(config().PORT) });

backend/src/models/Task.ts

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+export default class Task {
+  name: string;
+  startedAt?: Date;
+  running: boolean;
+
+  constructor({ 
+    name,
+    startedAt,
+    totalTime,
+    category
+  }: { 
+    name: string,
+    startedAt?: Date,
+    totalTime: number,
+    category: string | null
+  }) {
+    this.name = name;
+    this.startedAt = startedAt;
+    this.running = false
+  }
+}

backend/src/models/User.ts

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+import Task from './Task.ts';
+
+export default class User {
+  userId: string;
+  authProvider: string;
+  tasks: Array<Task>;
+  categories: Array<string>;
+  updatedAt: Date;
+
+  constructor({
+    userId,
+    authProvider
+  }: {
+    userId: string,
+    authProvider: string
+  }) {
+    this.userId = userId;
+    this.authProvider = authProvider;
+    this.tasks = [];
+    this.categories = [];
+    this.updatedAt = new Date();
+  }
+
+  addTask(task: Task) {
+    this.tasks.push(task);
+  }
+
+  removeTask(taskName: string) {
+    this.tasks = this.tasks.filter((task) => task.name !== taskName);
+  }
+}

backend/src/routes.ts

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+import { config } from "https://deno.land/x/dotenv@v3.2.0/mod.ts";
+import { Router } from "https://deno.land/x/oak@v10.5.1/mod.ts";
+// import onyx from "https://deno.land/x/onyx@v1.0.1/mod.ts";
+import { MongoClient } from "https://deno.land/x/mongo@v0.29.4/mod.ts";
+
+import User from './models/User.ts';
+import getUserId from './getUserId.ts';
+
+const client = new MongoClient();
+await client.connect(config().MONGODB_URI);
+
+const db = client.database("worktime");
+const users = db.collection<User>("users");
+
+const endpoints = new Router()
+  .post("/login", async (ctx) => {
+    const body = await ctx.request.body({ type: "json" }).value;
+    const token = body.token;
+    const authProvider = body.authProvider;
+
+    const userId = await getUserId(token, authProvider);
+
+    await users.insertOne(new User({
+      userId,
+      authProvider
+    }));
+
+    ctx.response.body = 'success';
+  })
+
+const routes = new Router()
+  .use("/api", endpoints.routes(), endpoints.allowedMethods())
+  // .use(onyx.initialize())
+
+export default routes;